Focuser

Re: focusmax + maxim 5.03 + binning

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Art Morton wrote: > > On Jan 31, 2009, at 12:04 PM, Jimbo S. Harris wrote: > >> Let me screw around with that and see if I can get MaxIm and […]

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Focuser / Maintenance / Optics

Re: scope getting dialed in

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Art Morton wrote: > With a couple more moon nights you will have a perfectly calibrated G-11 I hope so; It really is a lot of new stuff to learn. Someday I’m […]

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Uncategorized

FM tutorial

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http://www.flemingastrophotography.com/focusmax.html I think that I’m going to try the stuff in step 5 (manually entering the ends of the vcurve values). That way I can control the focuser a little better and […]

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binning = bad?

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A, I saw your post in MaxIM group about FM + Max + Nikon. The response was not worded as well as I’d like, but it sounded like the guy was saying […]

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Observing Reports

Re: FocusMax workflow

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Art Morton wrote: > > Did you do the FM setup where it builds the V curve for your > optics? This is very important to have a V curve for the […]

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Astro knowledge

Re: drawtube requirements

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Art Morton wrote: > On Jan 28, 2009, at 9:38 AM, Jimbo S. Harris wrote: >> Do you know if the focus shifts “in” or “out” during the course of >> the […]

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Uncategorized

FocusMax workflow

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A, How does Focusmax work? I was trying to get it running last night, and totally failed. FM couldn’t find the bright-ass star that was right in the middle of the frame. […]

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Re: temperature comp in the focuser?

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Art Morton wrote: > > On Jan 27, 2009, at 12:50 PM, Jimbo S. Harris wrote: > >> >> Art Morton wrote: >>> I am using CCD commander. Once I got FocusMax […]

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Re: Gemini Stepper Interface

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Well, answer is I don’t know. It depends on a lot of things, not the least of which is the step angle of the motor that Moonlite uses, and the gearing of […]

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Observatory / Technology

Re: Auto Guiding

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At 09:33 AM 3/17/2008 -0700, you wrote: >On Mar 17, 2008, at 8:51 AM, Jimbo S. Harris wrote: >>>My money, if I had any, would have burst into flame by now at […]

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Techniques

Polar Alignment Calculations

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Here’s a page that derives Polar Alignment Calculations. (update 5/2020: the original site is gone, so I found the text on Wayback and am inserting it below. This is by the original […]

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Gear / Observatory / Telescope

Special Guest Star takes the mount at Hilltop O

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The Astro Jedi needed somewhere to store his light sab—- I mean, bucket, and I was only too happy to accommodate him. I have decided that I need to come to a […]

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General / Maintenance / Observatory

Dome shutter is motorized again!

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I finally decided to bite the bullet and fix the shutter motor. Things went sideways last winter, and I’ve been opening the shutter manually (and tying it shut with rope, so we […]

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ATM

Trixie 2017 – tube mods

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I finally got around to cutting the MTA-UTA tubes to length; the only eyepiece that would come to focus with the focuser spacer in place is the Televue 55mm Plossl. If I […]

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